:root {
  --bg: #0f172a;
  --panel: #111827;
  --muted: #94a3b8;
  --text: #e5e7eb;
  --line: #243244;
  --accent: #3b82f6;
  --green: #22c55e;
  --red: #ef4444;
  --orange: #f59e0b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  background: linear-gradient(180deg, #0b1220 0%, #0f172a 100%);
  color: var(--text);
}

.topbar {
  padding: 28px 32px 10px;
}

.topbar h1 {
  margin: 0 0 8px;
  font-size: 28px;
}

.topbar p {
  margin: 0;
  color: var(--muted);
}

.lang-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
}

.help-link {
  margin: 10px 0 0;
  font-size: 14px;
}
.help-link a {
  color: var(--accent);
}

.lang-row select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  padding: 0 32px;
  margin-top: 16px;
  border-bottom: 1px solid var(--line);
}

.tab {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 10px 18px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  border-radius: 8px 8px 0 0;
  transition: background 0.15s, color 0.15s;
}

.tab:hover {
  background: rgba(59,130,246,0.08);
  color: var(--text);
}

.tab.active {
  background: var(--panel);
  color: var(--accent);
  font-weight: 600;
}

.layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  padding: 24px 32px 40px;
}

.card {
  background: rgba(17, 24, 39, 0.95);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.25);
}

.card.wide {
  grid-column: 1 / -1;
}

h2 {
  margin-top: 0;
  font-size: 20px;
}

h3 {
  font-size: 16px;
  color: var(--muted);
}

form {
  display: grid;
  gap: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.form-grid button {
  grid-column: 1 / -1;
}

input, textarea, button, select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 12px 14px;
  font: inherit;
}

input, textarea, select {
  background: #0b1220;
  color: var(--text);
}

textarea {
  min-height: 80px;
  resize: vertical;
}

button {
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
  border: none;
}

button:hover {
  opacity: 0.9;
}

.row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

select {
  background: #0b1220;
  color: var(--text);
  cursor: pointer;
}

.result-box {
  margin-top: 14px;
  padding: 14px;
  background: #0b1220;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: #cbd5e1;
  white-space: pre-wrap;
  overflow: auto;
  max-height: 420px;
  font-family: Consolas, Monaco, monospace;
  font-size: 12px;
  line-height: 1.5;
}

/* Status colors */
.status-ok { color: var(--green); }
.status-warn { color: var(--orange); }
.status-err { color: var(--red); }

/* Task item */
.task-item {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.task-item .task-info {
  flex: 1;
}

.task-item .task-actions {
  display: flex;
  gap: 6px;
}

.task-item button {
  padding: 6px 14px;
  font-size: 12px;
  border-radius: 8px;
}

/* Captcha item */
.captcha-item {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.captcha-item .captcha-info {
  flex: 1;
}

.captcha-item .captcha-actions {
  display: flex;
  gap: 6px;
}

.captcha-item img {
  max-width: 320px;
  border-radius: 8px;
  border: 1px solid var(--line);
  margin-top: 8px;
}

/* Blacklist item */
.blacklist-item {
  padding: 8px 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .card.wide { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr; }
}